Column A
1. b. Exothermic
2. b. Exothermic
3. a. Endothermic
4. b. Exothermic
5. a. Endothermic
6. a. Endothermic
7. b. Exothermic
8. a. Endothermic
9. b. Exothermic
10. a. Endothermic
Reactions can be endothermic or exothermic. Decide if each statement or picture below is describing an endothermic or exothermic reaction.
Column A
1.
A reaction in which there is a net release of energy from the system into the surroundings.:
A reaction in which there is a net release of energy from the system into the surroundings.
2.
A reaction in which more bond energy is released by the products than is absorbed by the reactants.:
A reaction in which more bond energy is released by the products than is absorbed by the reactants.
3.
A reaction in which there is a net absorption of energy into the system from the surroundings.:
A reaction in which there is a net absorption of energy into the system from the surroundings.
4.
A reaction in which the reactant bonds are stronger than the product bonds.:
A reaction in which the reactant bonds are stronger than the product bonds.
5.
A reaction in which the product bonds are stronger than reactant bonds.:
A reaction in which the product bonds are stronger than reactant bonds.
6.
A reaction in which more bond energy is absorbed by the reactants than is given off by the products.:
A reaction in which more bond energy is absorbed by the reactants than is given off by the products.
7.
:
8.
:
9.
Since heat energy is released to the surroundings, the surroundings will feel warm.:
Since heat energy is released to the surroundings, the surroundings will feel warm.
10.
Since heat energy is absorbed from the surroundings, the surroundings will feel cold.:
Since heat energy is absorbed from the surroundings, the surroundings will feel cold.
Column B
a.Endothermic
b.Exothermic
1 answer
1 answer